Moving Letters is a collection of cool animated letters and typography effects.
It supports all standardized named character references as per HTML, handles ambiguous ampersands and other edge cases just like a browser would, has an extensive test suite, and handles astral Unicode symbols just fine.
Rangy also comes with optional modules, each of which comes in a separate .js file.
RegExpBuilder integrates regular expressions into the programming language, thereby making them easy to read and maintain.
Regular Expressions are created by using chained methods and variables such as arrays or strings.
Pell is the simplest and smallest WYSIWYG text editor for web, with no dependencies.
Long Press is a jQuery plugin to ease the writing of accented or rare characters as easily as on Android or iOS.
It's designed to be as minimal as possible, for constrained use-cases where a full Markdown parser would be inappropriate.